1 files changed, 22 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/lookup/using-10.C b/gcc/testsuite/g++.dg/lookup/using-10.C
new file mode 100644
index 000000000..1ca8a7832
--- /dev/null
+++ b/gcc/testsuite/g++.dg/lookup/using-10.C
@@ -0,0 +1,22 @@
+// PR c++/13659
+
+// { dg-do compile }
+
+namespace foo1 {
+  template <class T> void f(T);
+}
+namespace foo2 {
+  template <class T> void f(T, T);
+}
+namespace foo {
+  using namespace foo1;
+  using namespace foo2;
+}
+
+// Make sure we bring in both declarations.
+using foo::f;
+
+int main() {
+  f(1);
+  f(1, 1);
+}